Batman [Bruce Wayne]; League of Smiles [Annie McCloud (villain); Mr. Happy [David Hill] (villain); Philip Miles (villain)]; Merrymaker [Dr. Byron Meredith]; Dr. Harleen Quinzel; Joker (villain)
Batgirl [Barbara Gordon]; Commissioner James Gordon; Harvey Bullock; Mrs. Barbara Gordon; Ricky; Firebug (villain); James Gordon, Jr. (villain); Jerry (villain); Paul (villain)
Batgirl [Barbara Gordon]; Batman [Bruce Wayne]; Nightwing [Dick Grayson] (voice only); Commissioner James Gordon; Harvey Bullock; Mrs. Barbara Gordon (voice only); Firebug (villain); James Gordon, Jr. (villain)